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Re: Re: Does PostgreSQL support EXISTS? - Mailing list pgsql-general

From Tom Lane
Subject Re: Re: Does PostgreSQL support EXISTS?
Date
Msg-id 26985.992450315@sss.pgh.pa.us
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In response to Re: Re: Does PostgreSQL support EXISTS?  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-general
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Bruce Momjian <pgman@candle.pha.pa.us> writes:
> Are we talking about converting IN to EXISTS for performance reasons?

No, we're talking about implementing both IN and EXISTS as special forms
of join.

            regards, tom lane

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